Celiac disease prevalence in patients with iron deficiency anemia of obscure origin - UÇARDAĞ, Derya; GÜLİTER, Sefa; ÇENELİ, Özcan; YAKARYILMAZ, Fahri; ATASOY, Pınar; ÇAĞLAYAN, Osman (Turkish Journal of Gastroenterology, 2009)